|
|||||
|
|
| 衬砌存在裂缝的隧道力学模型研究及应用 | |
| 引用本文： | 郑佳艳,刘海京,林志,夏才初.衬砌存在裂缝的隧道力学模型研究及应用[J].公路交通技术,2011(3):106-109. |
| 作者姓名： | 郑佳艳 刘海京 林志 夏才初 |
| 作者单位： | 1. 重庆交通大学土木建筑学院,重庆,400074 2. 招商局重庆交通科研设计院有限公司,重庆,400067 3. 同济大学,上海,200092 |
| 基金项目： | 重庆市科委科技攻关项目(CSPC,2009AC6083); 重庆市交通科技项目(2007YB01); 西部交通科技项目(2009318223093) |
| 摘 要： | 衬砌裂缝是隧道工程中最常见的病害，准确评价存在裂缝的衬砌结构安全状况是隧道工程师面临的难题。通过隧道裂缝病害力学和几何特征分析，利用接触理论模拟裂缝面的接触摩擦作用，基于地层-结构方法建立含纵向裂缝的隧道计算模型，并综合钢筋混凝土强度理论和脆性材料断裂判据，建立存在裂缝的隧道衬砌结构安全性评价方法，在计算模型和评价方法... |
| 关 键 词： | 隧道病害 衬砌裂缝 计算模型 安全评价 状态评估 |
Research on Mechanical Models of Tunnels with Cracks in Lining and its Application |
|
| ZHENG Jiayan,LIU Haijing,LIN Zhi,XIA Caichu.Research on Mechanical Models of Tunnels with Cracks in Lining and its Application[J].Technology of Highway and Transport,2011(3):106-109. | |
| Authors: | ZHENG Jiayan LIU Haijing LIN Zhi XIA Caichu |
| Institution: | ZHENG Jiayan1,LIU Haijing2,LIN Zhi2,XIA Caichu3 |
| Abstract: | Lining crack is a most common disease in tunnel engineering,and accurate evaluation for safety conditions of lining structure with cracks is a difficult problem for tunnel engineers.In accordance with the analysis for mechanical and geometrical characteristics of tunnel cracks,this paper builds calculating models for tunnels with longitudinal cracks by simulating contact friction effect of crack surfaces with contact theory and based on strata-structure method,and establishes evaluation methods for safety o... |
| Keywords: | tunnel disease lining crack calculating model safety evaluation state assessment |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ | |